40279460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 97120296

約数和(自身を除く): 56840836

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 701, 845, 884, 1105, 1402, 1690, 2210, 2804, 2873, 3380, 3505, 4420, 5746, 7010, 9113, 11492, 11917, 14020, 14365, 18226, 23834, 28730, 36452, 45565, 47668, 57460, 59585, 91130, 118469, 119170, 154921, 182260, 236938, 238340, 309842, 473876, 592345, 619684, 774605, 1184690, 1549210, 2013973, 2369380, 3098420, 4027946, 8055892, 10069865, 20139730, 40279460]

約数ペア:

[(1, 40279460), (2, 20139730), (4, 10069865), (5, 8055892), (10, 4027946), (13, 3098420), (17, 2369380), (20, 2013973), (26, 1549210), (34, 1184690), (52, 774605), (65, 619684), (68, 592345), (85, 473876), (130, 309842), (169, 238340), (170, 236938), (221, 182260), (260, 154921), (338, 119170), (340, 118469), (442, 91130), (676, 59585), (701, 57460), (845, 47668), (884, 45565), (1105, 36452), (1402, 28730), (1690, 23834), (2210, 18226), (2804, 14365), (2873, 14020), (3380, 11917), (3505, 11492), (4420, 9113), (5746, 7010)]